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annotate mod_s2s_blackwhitelist/mod_s2s_blackwhitelist.lua @ 451:f43d2d26c1c4

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mod_seclabels: Fix config reloading
author Kim Alvefur <zash@zash.se>
date Wed, 05 Oct 2011 23:54:33 +0200
parents 281db5eefcb4
children
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1
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2 local s2smanager = require "core.s2smanager";
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3 local config = require "core.configmanager";
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4 local nameprep = require "util.encodings".stringprep.nameprep;
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5
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6 local s2s_blacklist = module:get_option_array("s2s_blacklist");
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7 local s2s_whitelist = module:get_option_array("s2s_whitelist");
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8 local s2s_enable_blackwhitelist = module:get_option_string("s2s_enable_blackwhitelist");
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9 local is_blacklist_enabled = false;
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10 local is_whitelist_enabled = false;
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12 if s2s_enable_blackwhitelist == "blacklist" then
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13 if type(s2s_blacklist) == "table" then
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14 is_blacklist_enabled = true;
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15 module:log("debug", "s2s-blacklist is enabled");
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16 local count=#s2s_blacklist;
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17 for i=1,count do
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18 module:log("debug", "s2s-blacklist adding [%s]", s2s_blacklist[i]);
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19 end
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20 end
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21 elseif s2s_enable_blackwhitelist == "whitelist" then
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22 if type(s2s_whitelist) == "table" then
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23 is_whitelist_enabled = true;
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24 module:log("debug", "s2s-whitelist is enabled");
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25 local count=#s2s_whitelist;
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26 for i=1,count do
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27 module:log("debug", "s2s-whitelist adding [%s]", s2s_whitelist[i]);
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28 end
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29 end
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30 end
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32 local function reload_list()
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33 s2s_blacklist = module:get_option_array("s2s_blacklist");
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34 s2s_whitelist = module:get_option_array("s2s_whitelist");
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35 s2s_enable_blackwhitelist = module:get_option_string("s2s_enable_blackwhitelist");
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37 if s2s_enable_blackwhitelist == "blacklist" then
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38 if type(s2s_blacklist) == "table" then
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39 is_blacklist_enabled = true;
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40 module:log("debug", "s2s-blacklist is enabled");
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41 local count=#s2s_blacklist;
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42 for i=1,count do
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43 module:log("debug", "s2s-blacklist adding [%s]", s2s_blacklist[i]);
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44 end
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45 end
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46 elseif s2s_enable_blackwhitelist == "whitelist" then
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47 if type(s2s_whitelist) == "table" then
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48 is_whitelist_enabled = true;
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49 module:log("debug", "s2s-whitelist is enabled");
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50 local count=#s2s_whitelist;
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51 for i=1,count do
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52 module:log("debug", "s2s-whitelist adding [%s]", s2s_whitelist[i]);
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53 end
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54 end
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55 end
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56 end
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57
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58 local _make_connect = s2smanager.make_connect;
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59 function s2smanager.make_connect(session, connect_host, connect_port)
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60 local host = session.to_host;
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61 if not session.s2sValidation then
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62 if (host and is_blacklist_enabled == true) then
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63 local count=#s2s_blacklist;
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64 for i=1,count do
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65 if s2s_blacklist[i] == host then
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66 module:log ("error", "blacklisted host received %s", s2s_blacklist[i]);
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67 s2smanager.destroy_session(session, "This host does not serve "..host);
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68 return false;
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69 end
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70 end
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71 elseif (host and is_whitelist_enabled == true) then
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72 local count=#s2s_whitelist;
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73 local found=false;
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74 for i=1,count do
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75 if s2s_whitelist[i] == host then
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76 found=true;
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77 end
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78 end
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79 if found == false then
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80 module:log ("error", "host %s couldn't be found in whitelist", host);
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81 s2smanager.destroy_session(session, "This host does not serve "..host);
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82 return false;
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83 end
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84 end
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85 end
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86 return _make_connect(session, connect_host, connect_port);
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87 end
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88
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89 local _stream_opened = s2smanager.streamopened;
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90 function s2smanager.streamopened(session, attr)
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91 local host = attr.from and nameprep(attr.from);
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92 if not host then
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93 session.s2sValidation = false;
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94 else
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95 session.s2sValidation = true;
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96 end
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97
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98 if (host and is_blacklist_enabled == true) then
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99 local count=#s2s_blacklist;
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100 for i=1,count do
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101 if s2s_blacklist[i] == host then
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102 module:log ("error", "blacklisted host received %s", s2s_blacklist[i]);
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103 session:close({condition = "host-unknown", text = "This host does not serve " .. host});
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104 return;
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105 end
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106 end
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107 elseif (host and is_whitelist_enabled == true) then
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108 local count=#s2s_whitelist;
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109 local found=false;
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110 for i=1,count do
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111 if s2s_whitelist[i] == host then
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112 found=true;
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113 end
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114 end
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115 if found == false then
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116 module:log ("error", "host %s couldn't be found in whitelist", host);
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117 session:close({condition = "host-unknown", text = "This host does not serve " .. host});
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118 return;
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119 end
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120 end
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121 _stream_opened(session, attr);
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122 end
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123
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124
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125 local function server_dialback_result_hook (event)
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126 local origin, stanza = event.origin, event.stanza;
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127
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128 if origin.type == "s2sin" or origin.type == "s2sin_unauthed" then
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129
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130 local host = stanza.attr.from;
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131
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132 if (host and is_blacklist_enabled == true) then
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133 local count=#s2s_blacklist;
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134 for i=1,count do
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135 if s2s_blacklist[i] == host then
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136 module:log ("error", "blacklisted host received %s", s2s_blacklist[i]);
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137 origin:close({condition = "host-unknown", text = "This host does not serve " .. host});
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138 return true;
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139 end
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140 end
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141 elseif (host and is_whitelist_enabled == true) then
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142 local count=#s2s_whitelist;
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143 local found=false;
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144 for i=1,count do
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145 if s2s_whitelist[i] == host then
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146 found=true;
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147 end
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148 end
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Gaurav <gauravsri@gmail.com>
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149 if found == false then
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150 module:log ("error", "host %s couldn't be found in whitelist", host);
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151 origin:close({condition = "host-unknown", text = "This host does not serve " .. host});
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
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152 return true;
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
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153 end
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Gaurav <gauravsri@gmail.com>
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154 end
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
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155
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
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parents:
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156 end
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
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157
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
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158 return nil;
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159 end
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160
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
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161 local function handle_activated_host (host)
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
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162 if (hosts[host] and hosts[host].events) then
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163 hosts[host].events.add_handler("stanza/jabber:server:dialback:result", server_dialback_result_hook, 100);
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164 module:log ("debug", "adding hook for %s", host);
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165 end
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
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166 end
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
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167
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
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168 local function handle_deactivated_host (host)
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parents:
diff changeset
169 if (hosts[host] and hosts[host].events) then
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diff changeset
170 hosts[host].events.remove_handler("stanza/jabber:server:dialback:result", server_dialback_result_hook);
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171 module:log ("debug", "removing hook for %s", host);
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parents:
diff changeset
172 end
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
diff changeset
173 end
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
diff changeset
174
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
diff changeset
175 prosody.events.add_handler("host-activated", handle_activated_host);
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
diff changeset
176 prosody.events.add_handler("component-activated", handle_activated_host);
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
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parents:
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177 prosody.events.add_handler("host-deactivated", handle_deactivated_host);
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
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parents:
diff changeset
178 prosody.events.add_handler("component-deactivated", handle_deactivated_host);
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parents:
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179 prosody.events.add_handler("config-reloaded", reload_list);
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Gaurav <gauravsri@gmail.com>
parents:
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180
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
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181 for name, host in pairs(hosts) do
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Gaurav <gauravsri@gmail.com>
parents:
diff changeset
182 if host and host.events then
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
diff changeset
183 host.events.add_handler("stanza/jabber:server:dialback:result", server_dialback_result_hook, 100);
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
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parents:
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184 module:log ("debug", "adding hook for %s", name);
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Gaurav <gauravsri@gmail.com>
parents:
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185 end
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
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186 end
281db5eefcb4 mod_s2s_blackwhitelist: adding blacklist and whitelist plugin for s2s connections
Gaurav <gauravsri@gmail.com>
parents:
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187